261569582650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1\times {\mathrm{8629}}^1$

素因数の和:9320

約数の個数: 96

約数和(自身を含む): 520386514560

約数和(自身を除く): 258816931910

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 430, 575, 613, 989, 1075, 1150, 1226, 1978, 2150, 3065, 4945, 6130, 8629, 9890, 14099, 15325, 17258, 24725, 26359, 28198, 30650, 43145, 49450, 52718, 70495, 86290, 131795, 140990, 198467, 215725, 263590, 352475, 371047, 396934, 431450, 606257, 658975, 704950, 742094, 992335, 1212514, 1317950, 1855235, 1984670, 3031285, 3710470, 4961675, 5289577, 6062570, 8534081, 9276175, 9923350, 10579154, 15156425, 17068162, 18552350, 26447885, 30312850, 42670405, 52895770, 85340810, 121660271, 132239425, 213352025, 227451811, 243320542, 264478850, 426704050, 454903622, 608301355, 1137259055, 1216602710, 2274518110, 3041506775, 5231391653, 5686295275, 6083013550, 10462783306, 11372590550, 26156958265, 52313916530, 130784791325, 261569582650]

約数ペア:

[(1, 261569582650), (2, 130784791325), (5, 52313916530), (10, 26156958265), (23, 11372590550), (25, 10462783306), (43, 6083013550), (46, 5686295275), (50, 5231391653), (86, 3041506775), (115, 2274518110), (215, 1216602710), (230, 1137259055), (430, 608301355), (575, 454903622), (613, 426704050), (989, 264478850), (1075, 243320542), (1150, 227451811), (1226, 213352025), (1978, 132239425), (2150, 121660271), (3065, 85340810), (4945, 52895770), (6130, 42670405), (8629, 30312850), (9890, 26447885), (14099, 18552350), (15325, 17068162), (17258, 15156425), (24725, 10579154), (26359, 9923350), (28198, 9276175), (30650, 8534081), (43145, 6062570), (49450, 5289577), (52718, 4961675), (70495, 3710470), (86290, 3031285), (131795, 1984670), (140990, 1855235), (198467, 1317950), (215725, 1212514), (263590, 992335), (352475, 742094), (371047, 704950), (396934, 658975), (431450, 606257)]